package edu.jamestang.yeb.task;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import edu.jamestang.yeb.entity.Employee;
import edu.jamestang.yeb.entity.MailConstants;
import edu.jamestang.yeb.entity.MailLog;
import edu.jamestang.yeb.service.EmployeeService;
import edu.jamestang.yeb.service.MailLogService;
import org.springframework.amqp.rabbit.connection.CorrelationData;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;


import java.time.LocalDateTime;
import java.util.List;

/**
 * @author JamesTang
 * @date 2021/12/28 23:16
 */
@Component
public class MailTask {

    @Autowired
    private MailLogService mailLogService;

    @Autowired
    private EmployeeService employeeService;

    @Autowired
    private RabbitTemplate rabbitTemplate;

    @Scheduled(cron = "0/10 * * * * ?")
    public void mailTask(){

        List<MailLog> list = mailLogService.list(new QueryWrapper<MailLog>().eq("status",0).lt("tryTime", LocalDateTime.now()));

        list.forEach(mailLog -> {
            if(3 <= mailLog.getCount()){
                mailLogService.update(new UpdateWrapper<MailLog>().set("status",2).eq("msgId",mailLog.getMsgId()));
            }
            mailLogService.update(new UpdateWrapper<MailLog>().set("count",mailLog.getCount()+1).set("updateTime",LocalDateTime.now()).set("tryTime",LocalDateTime.now().plusMinutes(MailConstants.TIME_OUT)));

            Employee employee = employeeService.getEmployee(mailLog.getEid()).get(0);
            rabbitTemplate.convertAndSend(MailConstants.MAIL_EXCHANGE_NAME,MailConstants.MAIL_ROUTING_KEY_NAME,employee,new CorrelationData(mailLog.getMsgId()));
        });
    }
}
